As of 2022, eight states – California, Colorado, Hawaii, Nevada, Oregon, Utah, Vermont, and Washington – allow all elections to be conducted by mail. Five of these states – Colorado, Hawaii, Oregon, Utah, and Washington – hold elections "almost entirely by mail."[17] Postal voting is an option in 33 states and the District of Columbia.
Research shows that the availability of postal voting increases voter turnout.[8][9][10] It has been argued that postal voting has a greater risk of fraud than in-person voting, though known instances of such fraud are
very rarehttps://www.bing.com/search?pglt=675&q= ... A1&PC=U531Any significant attempt to rig an election in a mail-in voting state would have to involve a huge number of people.